Subtract 3/70 from 28/4, Solve 7 0/4

Subtract 3/70 from 28/4

1^st number: 7 0/4, 2^nd number: 3/70

28/4 - 3/70 is 487/70.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 4 × 35 = 140,
28/4 = 28 × 35/4 × 35 = 980/140
Likewise, for the 2nd fraction, since 70 × 2 = 140,
3/70 = 3 × 2/70 × 2 = 6/140
Subtract the two like fractions:
980/140 - 6/140 = 980 - 6/140 = 974/140
After reducing the fraction, the answer is 487/70
In mixed form: 667/70

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